import com.bean.User;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;

public class App {
    public static void main(String[] args) {
        //1、得到spring上下文对象
        ApplicationContext context=new ClassPathXmlApplicationContext("spring-config.xml");
        //2、根据上下文对象提供的方法获取到bean
        User user= (User) context.getBean("user");
        //3、使用
        user.sayHi("张三");
    }
}
